4920991600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{251071}}^1$

素因数の和:251103

約数の個数: 90

約数和(自身を含む): 13752970944

約数和(自身を除く): 8831979344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 19600, 251071, 502142, 1004284, 1255355, 1757497, 2008568, 2510710, 3514994, 4017136, 5021420, 6276775, 7029988, 8787485, 10042840, 12302479, 12553550, 14059976, 17574970, 20085680, 24604958, 25107100, 28119952, 35149940, 43937425, 49209916, 50214200, 61512395, 70299880, 87874850, 98419832, 100428400, 123024790, 140599760, 175749700, 196839664, 246049580, 307561975, 351499400, 492099160, 615123950, 702998800, 984198320, 1230247900, 2460495800, 4920991600]

約数ペア:

[(1, 4920991600), (2, 2460495800), (4, 1230247900), (5, 984198320), (7, 702998800), (8, 615123950), (10, 492099160), (14, 351499400), (16, 307561975), (20, 246049580), (25, 196839664), (28, 175749700), (35, 140599760), (40, 123024790), (49, 100428400), (50, 98419832), (56, 87874850), (70, 70299880), (80, 61512395), (98, 50214200), (100, 49209916), (112, 43937425), (140, 35149940), (175, 28119952), (196, 25107100), (200, 24604958), (245, 20085680), (280, 17574970), (350, 14059976), (392, 12553550), (400, 12302479), (490, 10042840), (560, 8787485), (700, 7029988), (784, 6276775), (980, 5021420), (1225, 4017136), (1400, 3514994), (1960, 2510710), (2450, 2008568), (2800, 1757497), (3920, 1255355), (4900, 1004284), (9800, 502142), (19600, 251071)]