39804940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 99993600

約数和(自身を除く): 60188660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 61, 70, 79, 118, 122, 140, 158, 236, 244, 295, 305, 316, 395, 413, 427, 553, 590, 610, 790, 826, 854, 1106, 1180, 1220, 1580, 1652, 1708, 2065, 2135, 2212, 2765, 3599, 4130, 4270, 4661, 4819, 5530, 7198, 8260, 8540, 9322, 9638, 11060, 14396, 17995, 18644, 19276, 23305, 24095, 25193, 32627, 33733, 35990, 46610, 48190, 50386, 65254, 67466, 71980, 93220, 96380, 100772, 125965, 130508, 134932, 163135, 168665, 251930, 284321, 326270, 337330, 503860, 568642, 652540, 674660, 1137284, 1421605, 1990247, 2843210, 3980494, 5686420, 7960988, 9951235, 19902470, 39804940]

約数ペア:

[(1, 39804940), (2, 19902470), (4, 9951235), (5, 7960988), (7, 5686420), (10, 3980494), (14, 2843210), (20, 1990247), (28, 1421605), (35, 1137284), (59, 674660), (61, 652540), (70, 568642), (79, 503860), (118, 337330), (122, 326270), (140, 284321), (158, 251930), (236, 168665), (244, 163135), (295, 134932), (305, 130508), (316, 125965), (395, 100772), (413, 96380), (427, 93220), (553, 71980), (590, 67466), (610, 65254), (790, 50386), (826, 48190), (854, 46610), (1106, 35990), (1180, 33733), (1220, 32627), (1580, 25193), (1652, 24095), (1708, 23305), (2065, 19276), (2135, 18644), (2212, 17995), (2765, 14396), (3599, 11060), (4130, 9638), (4270, 9322), (4661, 8540), (4819, 8260), (5530, 7198)]