17167780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 41529600

約数和(自身を除く): 24361820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 823, 1043, 1490, 1646, 2086, 2980, 3292, 4115, 4172, 5215, 5761, 8230, 10430, 11522, 16460, 20860, 23044, 28805, 57610, 115220, 122627, 245254, 490508, 613135, 858389, 1226270, 1716778, 2452540, 3433556, 4291945, 8583890, 17167780]

約数ペア:

[(1, 17167780), (2, 8583890), (4, 4291945), (5, 3433556), (7, 2452540), (10, 1716778), (14, 1226270), (20, 858389), (28, 613135), (35, 490508), (70, 245254), (140, 122627), (149, 115220), (298, 57610), (596, 28805), (745, 23044), (823, 20860), (1043, 16460), (1490, 11522), (1646, 10430), (2086, 8230), (2980, 5761), (3292, 5215), (4115, 4172)]