1294649840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{9743}}^1$

素因数の和:9918

約数の個数: 80

約数和(自身を含む): 3305788416

約数和(自身を除く): 2011138576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 151, 176, 220, 302, 440, 604, 755, 880, 1208, 1510, 1661, 2416, 3020, 3322, 6040, 6644, 8305, 9743, 12080, 13288, 16610, 19486, 26576, 33220, 38972, 48715, 66440, 77944, 97430, 107173, 132880, 155888, 194860, 214346, 389720, 428692, 535865, 779440, 857384, 1071730, 1471193, 1714768, 2143460, 2942386, 4286920, 5884772, 7355965, 8573840, 11769544, 14711930, 16183123, 23539088, 29423860, 32366246, 58847720, 64732492, 80915615, 117695440, 129464984, 161831230, 258929968, 323662460, 647324920, 1294649840]

約数ペア:

[(1, 1294649840), (2, 647324920), (4, 323662460), (5, 258929968), (8, 161831230), (10, 129464984), (11, 117695440), (16, 80915615), (20, 64732492), (22, 58847720), (40, 32366246), (44, 29423860), (55, 23539088), (80, 16183123), (88, 14711930), (110, 11769544), (151, 8573840), (176, 7355965), (220, 5884772), (302, 4286920), (440, 2942386), (604, 2143460), (755, 1714768), (880, 1471193), (1208, 1071730), (1510, 857384), (1661, 779440), (2416, 535865), (3020, 428692), (3322, 389720), (6040, 214346), (6644, 194860), (8305, 155888), (9743, 132880), (12080, 107173), (13288, 97430), (16610, 77944), (19486, 66440), (26576, 48715), (33220, 38972)]