19686055040

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{5107}}^1$

素因数の和:5462

約数の個数: 128

約数和(自身を含む): 49704926400

約数和(自身を除く): 30018871360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 317, 320, 380, 608, 634, 640, 760, 1216, 1268, 1520, 1585, 2432, 2536, 3040, 3170, 5072, 5107, 6023, 6080, 6340, 10144, 10214, 12046, 12160, 12680, 20288, 20428, 24092, 25360, 25535, 30115, 40576, 40856, 48184, 50720, 51070, 60230, 81712, 96368, 97033, 101440, 102140, 120460, 163424, 192736, 194066, 202880, 204280, 240920, 326848, 385472, 388132, 408560, 481840, 485165, 653696, 770944, 776264, 817120, 963680, 970330, 1552528, 1618919, 1634240, 1927360, 1940660, 3105056, 3237838, 3268480, 3854720, 3881320, 6210112, 6475676, 7762640, 8094595, 12420224, 12951352, 15525280, 16189190, 25902704, 30759461, 31050560, 32378380, 51805408, 61518922, 62101120, 64756760, 103610816, 123037844, 129513520, 153797305, 207221632, 246075688, 259027040, 307594610, 492151376, 518054080, 615189220, 984302752, 1036108160, 1230378440, 1968605504, 2460756880, 3937211008, 4921513760, 9843027520, 19686055040]

約数ペア:

[(1, 19686055040), (2, 9843027520), (4, 4921513760), (5, 3937211008), (8, 2460756880), (10, 1968605504), (16, 1230378440), (19, 1036108160), (20, 984302752), (32, 615189220), (38, 518054080), (40, 492151376), (64, 307594610), (76, 259027040), (80, 246075688), (95, 207221632), (128, 153797305), (152, 129513520), (160, 123037844), (190, 103610816), (304, 64756760), (317, 62101120), (320, 61518922), (380, 51805408), (608, 32378380), (634, 31050560), (640, 30759461), (760, 25902704), (1216, 16189190), (1268, 15525280), (1520, 12951352), (1585, 12420224), (2432, 8094595), (2536, 7762640), (3040, 6475676), (3170, 6210112), (5072, 3881320), (5107, 3854720), (6023, 3268480), (6080, 3237838), (6340, 3105056), (10144, 1940660), (10214, 1927360), (12046, 1634240), (12160, 1618919), (12680, 1552528), (20288, 970330), (20428, 963680), (24092, 817120), (25360, 776264), (25535, 770944), (30115, 653696), (40576, 485165), (40856, 481840), (48184, 408560), (50720, 388132), (51070, 385472), (60230, 326848), (81712, 240920), (96368, 204280), (97033, 202880), (101440, 194066), (102140, 192736), (120460, 163424)]