19944360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:392

約数の個数: 128

約数和(自身を含む): 67824000

約数和(自身を除く): 47879640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 90, 108, 118, 120, 135, 177, 180, 216, 236, 270, 295, 313, 354, 360, 472, 531, 540, 590, 626, 708, 885, 939, 1062, 1080, 1180, 1252, 1416, 1565, 1593, 1770, 1878, 2124, 2360, 2504, 2655, 2817, 3130, 3186, 3540, 3756, 4248, 4695, 5310, 5634, 6260, 6372, 7080, 7512, 7965, 8451, 9390, 10620, 11268, 12520, 12744, 14085, 15930, 16902, 18467, 18780, 21240, 22536, 28170, 31860, 33804, 36934, 37560, 42255, 55401, 56340, 63720, 67608, 73868, 84510, 92335, 110802, 112680, 147736, 166203, 169020, 184670, 221604, 277005, 332406, 338040, 369340, 443208, 498609, 554010, 664812, 738680, 831015, 997218, 1108020, 1329624, 1662030, 1994436, 2216040, 2493045, 3324060, 3988872, 4986090, 6648120, 9972180, 19944360]

約数ペア:

[(1, 19944360), (2, 9972180), (3, 6648120), (4, 4986090), (5, 3988872), (6, 3324060), (8, 2493045), (9, 2216040), (10, 1994436), (12, 1662030), (15, 1329624), (18, 1108020), (20, 997218), (24, 831015), (27, 738680), (30, 664812), (36, 554010), (40, 498609), (45, 443208), (54, 369340), (59, 338040), (60, 332406), (72, 277005), (90, 221604), (108, 184670), (118, 169020), (120, 166203), (135, 147736), (177, 112680), (180, 110802), (216, 92335), (236, 84510), (270, 73868), (295, 67608), (313, 63720), (354, 56340), (360, 55401), (472, 42255), (531, 37560), (540, 36934), (590, 33804), (626, 31860), (708, 28170), (885, 22536), (939, 21240), (1062, 18780), (1080, 18467), (1180, 16902), (1252, 15930), (1416, 14085), (1565, 12744), (1593, 12520), (1770, 11268), (1878, 10620), (2124, 9390), (2360, 8451), (2504, 7965), (2655, 7512), (2817, 7080), (3130, 6372), (3186, 6260), (3540, 5634), (3756, 5310), (4248, 4695)]