440466996820

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{919901}}^1$

素因数の和:920268

約数の個数: 48

約数和(自身を含む): 938851981200

約数和(自身を除く): 498384984380

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 269, 356, 445, 538, 890, 1076, 1345, 1780, 2690, 5380, 23941, 47882, 95764, 119705, 239410, 478820, 919901, 1839802, 3679604, 4599505, 9199010, 18398020, 81871189, 163742378, 247453369, 327484756, 409355945, 494906738, 818711890, 989813476, 1237266845, 1637423780, 2474533690, 4949067380, 22023349841, 44046699682, 88093399364, 110116749205, 220233498410, 440466996820]

約数ペア:

[(1, 440466996820), (2, 220233498410), (4, 110116749205), (5, 88093399364), (10, 44046699682), (20, 22023349841), (89, 4949067380), (178, 2474533690), (269, 1637423780), (356, 1237266845), (445, 989813476), (538, 818711890), (890, 494906738), (1076, 409355945), (1345, 327484756), (1780, 247453369), (2690, 163742378), (5380, 81871189), (23941, 18398020), (47882, 9199010), (95764, 4599505), (119705, 3679604), (239410, 1839802), (478820, 919901)]