12920760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1925

約数の個数: 96

約数和(自身を含む): 44226000

約数和(自身を除く): 31305240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 1889, 2280, 3420, 3778, 5667, 6840, 7556, 9445, 11334, 15112, 17001, 18890, 22668, 28335, 34002, 35891, 37780, 45336, 56670, 68004, 71782, 75560, 85005, 107673, 113340, 136008, 143564, 170010, 179455, 215346, 226680, 287128, 323019, 340020, 358910, 430692, 538365, 646038, 680040, 717820, 861384, 1076730, 1292076, 1435640, 1615095, 2153460, 2584152, 3230190, 4306920, 6460380, 12920760]

約数ペア:

[(1, 12920760), (2, 6460380), (3, 4306920), (4, 3230190), (5, 2584152), (6, 2153460), (8, 1615095), (9, 1435640), (10, 1292076), (12, 1076730), (15, 861384), (18, 717820), (19, 680040), (20, 646038), (24, 538365), (30, 430692), (36, 358910), (38, 340020), (40, 323019), (45, 287128), (57, 226680), (60, 215346), (72, 179455), (76, 170010), (90, 143564), (95, 136008), (114, 113340), (120, 107673), (152, 85005), (171, 75560), (180, 71782), (190, 68004), (228, 56670), (285, 45336), (342, 37780), (360, 35891), (380, 34002), (456, 28335), (570, 22668), (684, 18890), (760, 17001), (855, 15112), (1140, 11334), (1368, 9445), (1710, 7556), (1889, 6840), (2280, 5667), (3420, 3778)]