1913940860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{320057}}^1$

素因数の和:320102

約数の個数: 48

約数和(自身を含む): 4516658496

約数和(自身を除く): 2602717636

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 320057, 640114, 1280228, 1600285, 3200570, 4160741, 6401140, 7361311, 8321482, 14722622, 16642964, 20803705, 29445244, 36806555, 41607410, 73613110, 83214820, 95697043, 147226220, 191394086, 382788172, 478485215, 956970430, 1913940860]

約数ペア:

[(1, 1913940860), (2, 956970430), (4, 478485215), (5, 382788172), (10, 191394086), (13, 147226220), (20, 95697043), (23, 83214820), (26, 73613110), (46, 41607410), (52, 36806555), (65, 29445244), (92, 20803705), (115, 16642964), (130, 14722622), (230, 8321482), (260, 7361311), (299, 6401140), (460, 4160741), (598, 3200570), (1196, 1600285), (1495, 1280228), (2990, 640114), (5980, 320057)]