1944761520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{623321}}^1$

素因数の和:623350

約数の個数: 80

約数和(自身を含む): 6492521952

約数和(自身を除く): 4547760432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 623321, 1246642, 1869963, 2493284, 3116605, 3739926, 4986568, 6233210, 7479852, 8103173, 9349815, 9973136, 12466420, 14959704, 16206346, 18699630, 24309519, 24932840, 29919408, 32412692, 37399260, 40515865, 48619038, 49865680, 64825384, 74798520, 81031730, 97238076, 121547595, 129650768, 149597040, 162063460, 194476152, 243095190, 324126920, 388952304, 486190380, 648253840, 972380760, 1944761520]

約数ペア:

[(1, 1944761520), (2, 972380760), (3, 648253840), (4, 486190380), (5, 388952304), (6, 324126920), (8, 243095190), (10, 194476152), (12, 162063460), (13, 149597040), (15, 129650768), (16, 121547595), (20, 97238076), (24, 81031730), (26, 74798520), (30, 64825384), (39, 49865680), (40, 48619038), (48, 40515865), (52, 37399260), (60, 32412692), (65, 29919408), (78, 24932840), (80, 24309519), (104, 18699630), (120, 16206346), (130, 14959704), (156, 12466420), (195, 9973136), (208, 9349815), (240, 8103173), (260, 7479852), (312, 6233210), (390, 4986568), (520, 3739926), (624, 3116605), (780, 2493284), (1040, 1869963), (1560, 1246642), (3120, 623321)]