42479920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2498

約数の個数: 80

約数和(自身を含む): 116563968

約数和(自身を除く): 74084048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2447, 2480, 3472, 4340, 4894, 8680, 9788, 12235, 17129, 17360, 19576, 24470, 34258, 39152, 48940, 68516, 75857, 85645, 97880, 137032, 151714, 171290, 195760, 274064, 303428, 342580, 379285, 530999, 606856, 685160, 758570, 1061998, 1213712, 1370320, 1517140, 2123996, 2654995, 3034280, 4247992, 5309990, 6068560, 8495984, 10619980, 21239960, 42479920]

約数ペア:

[(1, 42479920), (2, 21239960), (4, 10619980), (5, 8495984), (7, 6068560), (8, 5309990), (10, 4247992), (14, 3034280), (16, 2654995), (20, 2123996), (28, 1517140), (31, 1370320), (35, 1213712), (40, 1061998), (56, 758570), (62, 685160), (70, 606856), (80, 530999), (112, 379285), (124, 342580), (140, 303428), (155, 274064), (217, 195760), (248, 171290), (280, 151714), (310, 137032), (434, 97880), (496, 85645), (560, 75857), (620, 68516), (868, 48940), (1085, 39152), (1240, 34258), (1736, 24470), (2170, 19576), (2447, 17360), (2480, 17129), (3472, 12235), (4340, 9788), (4894, 8680)]