19628580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 57996288

約数和(自身を除く): 38367708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 61, 62, 93, 122, 124, 155, 173, 183, 186, 244, 305, 310, 346, 366, 372, 465, 519, 610, 620, 692, 732, 865, 915, 930, 1038, 1220, 1730, 1830, 1860, 1891, 2076, 2595, 3460, 3660, 3782, 5190, 5363, 5673, 7564, 9455, 10380, 10553, 10726, 11346, 16089, 18910, 21106, 21452, 22692, 26815, 28365, 31659, 32178, 37820, 42212, 52765, 53630, 56730, 63318, 64356, 80445, 105530, 107260, 113460, 126636, 158295, 160890, 211060, 316590, 321780, 327143, 633180, 654286, 981429, 1308572, 1635715, 1962858, 3271430, 3925716, 4907145, 6542860, 9814290, 19628580]

約数ペア:

[(1, 19628580), (2, 9814290), (3, 6542860), (4, 4907145), (5, 3925716), (6, 3271430), (10, 1962858), (12, 1635715), (15, 1308572), (20, 981429), (30, 654286), (31, 633180), (60, 327143), (61, 321780), (62, 316590), (93, 211060), (122, 160890), (124, 158295), (155, 126636), (173, 113460), (183, 107260), (186, 105530), (244, 80445), (305, 64356), (310, 63318), (346, 56730), (366, 53630), (372, 52765), (465, 42212), (519, 37820), (610, 32178), (620, 31659), (692, 28365), (732, 26815), (865, 22692), (915, 21452), (930, 21106), (1038, 18910), (1220, 16089), (1730, 11346), (1830, 10726), (1860, 10553), (1891, 10380), (2076, 9455), (2595, 7564), (3460, 5673), (3660, 5363), (3782, 5190)]