1997654310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{4219}}^1\times {\mathrm{5261}}^1$

素因数の和:9493

約数の個数: 48

約数和(自身を含む): 5196119760

約数和(自身を除く): 3198465450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4219, 5261, 8438, 10522, 12657, 15783, 21095, 25314, 26305, 31566, 37971, 42190, 47349, 52610, 63285, 75942, 78915, 94698, 126570, 157830, 189855, 236745, 379710, 473490, 22196159, 44392318, 66588477, 110980795, 133176954, 199765431, 221961590, 332942385, 399530862, 665884770, 998827155, 1997654310]

約数ペア:

[(1, 1997654310), (2, 998827155), (3, 665884770), (5, 399530862), (6, 332942385), (9, 221961590), (10, 199765431), (15, 133176954), (18, 110980795), (30, 66588477), (45, 44392318), (90, 22196159), (4219, 473490), (5261, 379710), (8438, 236745), (10522, 189855), (12657, 157830), (15783, 126570), (21095, 94698), (25314, 78915), (26305, 75942), (31566, 63285), (37971, 52610), (42190, 47349)]