402495382020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2689}}^1\times {\mathrm{2494703}}^1$

素因数の和:2497404

約数の個数: 48

約数和(自身を含む): 1127406631680

約数和(自身を除く): 724911249660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2689, 5378, 8067, 10756, 13445, 16134, 26890, 32268, 40335, 53780, 80670, 161340, 2494703, 4989406, 7484109, 9978812, 12473515, 14968218, 24947030, 29936436, 37420545, 49894060, 74841090, 149682180, 6708256367, 13416512734, 20124769101, 26833025468, 33541281835, 40249538202, 67082563670, 80499076404, 100623845505, 134165127340, 201247691010, 402495382020]

約数ペア:

[(1, 402495382020), (2, 201247691010), (3, 134165127340), (4, 100623845505), (5, 80499076404), (6, 67082563670), (10, 40249538202), (12, 33541281835), (15, 26833025468), (20, 20124769101), (30, 13416512734), (60, 6708256367), (2689, 149682180), (5378, 74841090), (8067, 49894060), (10756, 37420545), (13445, 29936436), (16134, 24947030), (26890, 14968218), (32268, 12473515), (40335, 9978812), (53780, 7484109), (80670, 4989406), (161340, 2494703)]