20243930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:555

約数の個数: 64

約数和(自身を含む): 45342720

約数和(自身を除く): 25098790

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 62, 70, 95, 133, 155, 190, 217, 266, 310, 434, 491, 589, 665, 982, 1085, 1178, 1330, 2170, 2455, 2945, 3437, 4123, 4910, 5890, 6874, 8246, 9329, 15221, 17185, 18658, 20615, 30442, 34370, 41230, 46645, 65303, 76105, 93290, 106547, 130606, 152210, 213094, 289199, 326515, 532735, 578398, 653030, 1065470, 1445995, 2024393, 2891990, 4048786, 10121965, 20243930]

約数ペア:

[(1, 20243930), (2, 10121965), (5, 4048786), (7, 2891990), (10, 2024393), (14, 1445995), (19, 1065470), (31, 653030), (35, 578398), (38, 532735), (62, 326515), (70, 289199), (95, 213094), (133, 152210), (155, 130606), (190, 106547), (217, 93290), (266, 76105), (310, 65303), (434, 46645), (491, 41230), (589, 34370), (665, 30442), (982, 20615), (1085, 18658), (1178, 17185), (1330, 15221), (2170, 9329), (2455, 8246), (2945, 6874), (3437, 5890), (4123, 4910)]