8284120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 20412000

約数和(自身を除く): 12127880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 179, 260, 356, 358, 445, 520, 712, 716, 890, 895, 1157, 1432, 1780, 1790, 2314, 2327, 3560, 3580, 4628, 4654, 5785, 7160, 9256, 9308, 11570, 11635, 15931, 18616, 23140, 23270, 31862, 46280, 46540, 63724, 79655, 93080, 127448, 159310, 207103, 318620, 414206, 637240, 828412, 1035515, 1656824, 2071030, 4142060, 8284120]

約数ペア:

[(1, 8284120), (2, 4142060), (4, 2071030), (5, 1656824), (8, 1035515), (10, 828412), (13, 637240), (20, 414206), (26, 318620), (40, 207103), (52, 159310), (65, 127448), (89, 93080), (104, 79655), (130, 63724), (178, 46540), (179, 46280), (260, 31862), (356, 23270), (358, 23140), (445, 18616), (520, 15931), (712, 11635), (716, 11570), (890, 9308), (895, 9256), (1157, 7160), (1432, 5785), (1780, 4654), (1790, 4628), (2314, 3580), (2327, 3560)]