19498391760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2089}}^1\times {\mathrm{38891}}^1$

素因数の和:40996

約数の個数: 80

約数和(自身を含む): 60475504320

約数和(自身を除く): 40977112560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2089, 4178, 6267, 8356, 10445, 12534, 16712, 20890, 25068, 31335, 33424, 38891, 41780, 50136, 62670, 77782, 83560, 100272, 116673, 125340, 155564, 167120, 194455, 233346, 250680, 311128, 388910, 466692, 501360, 583365, 622256, 777820, 933384, 1166730, 1555640, 1866768, 2333460, 3111280, 4666920, 9333840, 81243299, 162486598, 243729897, 324973196, 406216495, 487459794, 649946392, 812432990, 974919588, 1218649485, 1299892784, 1624865980, 1949839176, 2437298970, 3249731960, 3899678352, 4874597940, 6499463920, 9749195880, 19498391760]

約数ペア:

[(1, 19498391760), (2, 9749195880), (3, 6499463920), (4, 4874597940), (5, 3899678352), (6, 3249731960), (8, 2437298970), (10, 1949839176), (12, 1624865980), (15, 1299892784), (16, 1218649485), (20, 974919588), (24, 812432990), (30, 649946392), (40, 487459794), (48, 406216495), (60, 324973196), (80, 243729897), (120, 162486598), (240, 81243299), (2089, 9333840), (4178, 4666920), (6267, 3111280), (8356, 2333460), (10445, 1866768), (12534, 1555640), (16712, 1166730), (20890, 933384), (25068, 777820), (31335, 622256), (33424, 583365), (38891, 501360), (41780, 466692), (50136, 388910), (62670, 311128), (77782, 250680), (83560, 233346), (100272, 194455), (116673, 167120), (125340, 155564)]