1298574190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{220471}}^1$

素因数の和:220528

約数の個数: 32

約数和(自身を含む): 2539837440

約数和(自身を除く): 1241263250

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 220471, 440942, 1102355, 2204710, 4188949, 6834601, 8377898, 13669202, 20944745, 34173005, 41889490, 68346010, 129857419, 259714838, 649287095, 1298574190]

約数ペア:

[(1, 1298574190), (2, 649287095), (5, 259714838), (10, 129857419), (19, 68346010), (31, 41889490), (38, 34173005), (62, 20944745), (95, 13669202), (155, 8377898), (190, 6834601), (310, 4188949), (589, 2204710), (1178, 1102355), (2945, 440942), (5890, 220471)]