1189785890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{202001}}^1$

素因数の和:202058

約数の個数: 32

約数和(自身を含む): 2327063040

約数和(自身を除く): 1137277150

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 202001, 404002, 1010005, 2020010, 3838019, 6262031, 7676038, 12524062, 19190095, 31310155, 38380190, 62620310, 118978589, 237957178, 594892945, 1189785890]

約数ペア:

[(1, 1189785890), (2, 594892945), (5, 237957178), (10, 118978589), (19, 62620310), (31, 38380190), (38, 31310155), (62, 19190095), (95, 12524062), (155, 7676038), (190, 6262031), (310, 3838019), (589, 2020010), (1178, 1010005), (2945, 404002), (5890, 202001)]