3947778880

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^2\times {\mathrm{23321}}^1$

素因数の和:23384

約数の個数: 84

約数和(自身を含む): 9827564292

約数和(自身を除く): 5879785412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 529, 736, 920, 1058, 1472, 1840, 2116, 2645, 3680, 4232, 5290, 7360, 8464, 10580, 16928, 21160, 23321, 33856, 42320, 46642, 84640, 93284, 116605, 169280, 186568, 233210, 373136, 466420, 536383, 746272, 932840, 1072766, 1492544, 1865680, 2145532, 2681915, 3731360, 4291064, 5363830, 7462720, 8582128, 10727660, 12336809, 17164256, 21455320, 24673618, 34328512, 42910640, 49347236, 61684045, 85821280, 98694472, 123368090, 171642560, 197388944, 246736180, 394777888, 493472360, 789555776, 986944720, 1973889440, 3947778880]

約数ペア:

[(1, 3947778880), (2, 1973889440), (4, 986944720), (5, 789555776), (8, 493472360), (10, 394777888), (16, 246736180), (20, 197388944), (23, 171642560), (32, 123368090), (40, 98694472), (46, 85821280), (64, 61684045), (80, 49347236), (92, 42910640), (115, 34328512), (160, 24673618), (184, 21455320), (230, 17164256), (320, 12336809), (368, 10727660), (460, 8582128), (529, 7462720), (736, 5363830), (920, 4291064), (1058, 3731360), (1472, 2681915), (1840, 2145532), (2116, 1865680), (2645, 1492544), (3680, 1072766), (4232, 932840), (5290, 746272), (7360, 536383), (8464, 466420), (10580, 373136), (16928, 233210), (21160, 186568), (23321, 169280), (33856, 116605), (42320, 93284), (46642, 84640)]