2021071758440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2659}}^1\times {\mathrm{2714597}}^1$

素因数の和:2717274

約数の個数: 64

約数和(自身を含む): 5198998089600

約数和(自身を除く): 3177926331160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2659, 5318, 10636, 13295, 18613, 21272, 26590, 37226, 53180, 74452, 93065, 106360, 148904, 186130, 372260, 744520, 2714597, 5429194, 10858388, 13572985, 19002179, 21716776, 27145970, 38004358, 54291940, 76008716, 95010895, 108583880, 152017432, 190021790, 380043580, 760087160, 7218113423, 14436226846, 28872453692, 36090567115, 50526793961, 57744907384, 72181134230, 101053587922, 144362268460, 202107175844, 252633969805, 288724536920, 404214351688, 505267939610, 1010535879220, 2021071758440]

約数ペア:

[(1, 2021071758440), (2, 1010535879220), (4, 505267939610), (5, 404214351688), (7, 288724536920), (8, 252633969805), (10, 202107175844), (14, 144362268460), (20, 101053587922), (28, 72181134230), (35, 57744907384), (40, 50526793961), (56, 36090567115), (70, 28872453692), (140, 14436226846), (280, 7218113423), (2659, 760087160), (5318, 380043580), (10636, 190021790), (13295, 152017432), (18613, 108583880), (21272, 95010895), (26590, 76008716), (37226, 54291940), (53180, 38004358), (74452, 27145970), (93065, 21716776), (106360, 19002179), (148904, 13572985), (186130, 10858388), (372260, 5429194), (744520, 2714597)]