15672228940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{517919}}^1$

素因数の和:518034

約数の個数: 48

約数和(自身を含む): 35239276800

約数和(自身を除く): 19567047860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 6052, 7565, 15130, 30260, 517919, 1035838, 2071676, 2589595, 5179190, 8804623, 10358380, 17609246, 35218492, 44023115, 46094791, 88046230, 92189582, 176092460, 184379164, 230473955, 460947910, 783611447, 921895820, 1567222894, 3134445788, 3918057235, 7836114470, 15672228940]

約数ペア:

[(1, 15672228940), (2, 7836114470), (4, 3918057235), (5, 3134445788), (10, 1567222894), (17, 921895820), (20, 783611447), (34, 460947910), (68, 230473955), (85, 184379164), (89, 176092460), (170, 92189582), (178, 88046230), (340, 46094791), (356, 44023115), (445, 35218492), (890, 17609246), (1513, 10358380), (1780, 8804623), (3026, 5179190), (6052, 2589595), (7565, 2071676), (15130, 1035838), (30260, 517919)]