38944720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 94993920

約数和(自身を除く): 56049200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 223, 236, 295, 296, 370, 446, 472, 590, 592, 740, 892, 944, 1115, 1180, 1480, 1784, 2183, 2230, 2360, 2960, 3568, 4366, 4460, 4720, 8251, 8732, 8920, 10915, 13157, 16502, 17464, 17840, 21830, 26314, 33004, 34928, 41255, 43660, 52628, 65785, 66008, 82510, 87320, 105256, 131570, 132016, 165020, 174640, 210512, 263140, 330040, 486809, 526280, 660080, 973618, 1052560, 1947236, 2434045, 3894472, 4868090, 7788944, 9736180, 19472360, 38944720]

約数ペア:

[(1, 38944720), (2, 19472360), (4, 9736180), (5, 7788944), (8, 4868090), (10, 3894472), (16, 2434045), (20, 1947236), (37, 1052560), (40, 973618), (59, 660080), (74, 526280), (80, 486809), (118, 330040), (148, 263140), (185, 210512), (223, 174640), (236, 165020), (295, 132016), (296, 131570), (370, 105256), (446, 87320), (472, 82510), (590, 66008), (592, 65785), (740, 52628), (892, 43660), (944, 41255), (1115, 34928), (1180, 33004), (1480, 26314), (1784, 21830), (2183, 17840), (2230, 17464), (2360, 16502), (2960, 13157), (3568, 10915), (4366, 8920), (4460, 8732), (4720, 8251)]