2019643570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:800

約数の個数: 128

約数和(自身を含む): 4615004160

約数和(自身を除く): 2595360590

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 70, 95, 103, 115, 133, 161, 190, 206, 230, 266, 322, 437, 515, 641, 665, 721, 805, 874, 1030, 1282, 1330, 1442, 1610, 1957, 2185, 2369, 3059, 3205, 3605, 3914, 4370, 4487, 4738, 6118, 6410, 7210, 8974, 9785, 11845, 12179, 13699, 14743, 15295, 16583, 19570, 22435, 23690, 24358, 27398, 29486, 30590, 33166, 44870, 45011, 60895, 66023, 68495, 73715, 82915, 85253, 90022, 103201, 121790, 132046, 136990, 147430, 165830, 170506, 206402, 225055, 280117, 315077, 330115, 426265, 450110, 462161, 516005, 560234, 630154, 660230, 852530, 924322, 1032010, 1254437, 1400585, 1518529, 1575385, 1960819, 2310805, 2508874, 2801170, 3037058, 3150770, 3921638, 4621610, 6272185, 7592645, 8781059, 9804095, 10629703, 12544370, 15185290, 17562118, 19608190, 21259406, 28852051, 43905295, 53148515, 57704102, 87810590, 106297030, 144260255, 201964357, 288520510, 403928714, 1009821785, 2019643570]

約数ペア:

[(1, 2019643570), (2, 1009821785), (5, 403928714), (7, 288520510), (10, 201964357), (14, 144260255), (19, 106297030), (23, 87810590), (35, 57704102), (38, 53148515), (46, 43905295), (70, 28852051), (95, 21259406), (103, 19608190), (115, 17562118), (133, 15185290), (161, 12544370), (190, 10629703), (206, 9804095), (230, 8781059), (266, 7592645), (322, 6272185), (437, 4621610), (515, 3921638), (641, 3150770), (665, 3037058), (721, 2801170), (805, 2508874), (874, 2310805), (1030, 1960819), (1282, 1575385), (1330, 1518529), (1442, 1400585), (1610, 1254437), (1957, 1032010), (2185, 924322), (2369, 852530), (3059, 660230), (3205, 630154), (3605, 560234), (3914, 516005), (4370, 462161), (4487, 450110), (4738, 426265), (6118, 330115), (6410, 315077), (7210, 280117), (8974, 225055), (9785, 206402), (11845, 170506), (12179, 165830), (13699, 147430), (14743, 136990), (15295, 132046), (16583, 121790), (19570, 103201), (22435, 90022), (23690, 85253), (24358, 82915), (27398, 73715), (29486, 68495), (30590, 66023), (33166, 60895), (44870, 45011)]