2912874770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{251761}}^1$

素因数の和:251870

約数の個数: 32

約数和(自身を含む): 5709962160

約数和(自身を除く): 2797087390

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 251761, 503522, 1258805, 2517610, 3272893, 6545786, 16364465, 22406729, 32728930, 44813458, 112033645, 224067290, 291287477, 582574954, 1456437385, 2912874770]

約数ペア:

[(1, 2912874770), (2, 1456437385), (5, 582574954), (10, 291287477), (13, 224067290), (26, 112033645), (65, 44813458), (89, 32728930), (130, 22406729), (178, 16364465), (445, 6545786), (890, 3272893), (1157, 2517610), (2314, 1258805), (5785, 503522), (11570, 251761)]