19040240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 46009704

約数和(自身を除く): 26969464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 283, 290, 464, 566, 580, 841, 1132, 1160, 1415, 1682, 2264, 2320, 2830, 3364, 4205, 4528, 5660, 6728, 8207, 8410, 11320, 13456, 16414, 16820, 22640, 32828, 33640, 41035, 65656, 67280, 82070, 131312, 164140, 238003, 328280, 476006, 656560, 952012, 1190015, 1904024, 2380030, 3808048, 4760060, 9520120, 19040240]

約数ペア:

[(1, 19040240), (2, 9520120), (4, 4760060), (5, 3808048), (8, 2380030), (10, 1904024), (16, 1190015), (20, 952012), (29, 656560), (40, 476006), (58, 328280), (80, 238003), (116, 164140), (145, 131312), (232, 82070), (283, 67280), (290, 65656), (464, 41035), (566, 33640), (580, 32828), (841, 22640), (1132, 16820), (1160, 16414), (1415, 13456), (1682, 11320), (2264, 8410), (2320, 8207), (2830, 6728), (3364, 5660), (4205, 4528)]