2980451948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{14951}}^1$

素因数の和:15078

約数の個数: 48

約数和(自身を含む): 5710467840

約数和(自身を除く): 2730015892

約数列:

[1, 2, 4, 19, 38, 43, 61, 76, 86, 122, 172, 244, 817, 1159, 1634, 2318, 2623, 3268, 4636, 5246, 10492, 14951, 29902, 49837, 59804, 99674, 199348, 284069, 568138, 642893, 912011, 1136276, 1285786, 1824022, 2571572, 3648044, 12214967, 17328209, 24429934, 34656418, 39216473, 48859868, 69312836, 78432946, 156865892, 745112987, 1490225974, 2980451948]

約数ペア:

[(1, 2980451948), (2, 1490225974), (4, 745112987), (19, 156865892), (38, 78432946), (43, 69312836), (61, 48859868), (76, 39216473), (86, 34656418), (122, 24429934), (172, 17328209), (244, 12214967), (817, 3648044), (1159, 2571572), (1634, 1824022), (2318, 1285786), (2623, 1136276), (3268, 912011), (4636, 642893), (5246, 568138), (10492, 284069), (14951, 199348), (29902, 99674), (49837, 59804)]