415808890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2153}}^1$

素因数の和:2287

約数の個数: 64

約数和(自身を含む): 893306880

約数和(自身を除く): 477497990

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 89, 155, 178, 217, 310, 434, 445, 623, 890, 1085, 1246, 2153, 2170, 2759, 3115, 4306, 5518, 6230, 10765, 13795, 15071, 19313, 21530, 27590, 30142, 38626, 66743, 75355, 96565, 133486, 150710, 191617, 193130, 333715, 383234, 467201, 667430, 934402, 958085, 1341319, 1916170, 2336005, 2682638, 4672010, 5940127, 6706595, 11880254, 13413190, 29700635, 41580889, 59401270, 83161778, 207904445, 415808890]

約数ペア:

[(1, 415808890), (2, 207904445), (5, 83161778), (7, 59401270), (10, 41580889), (14, 29700635), (31, 13413190), (35, 11880254), (62, 6706595), (70, 5940127), (89, 4672010), (155, 2682638), (178, 2336005), (217, 1916170), (310, 1341319), (434, 958085), (445, 934402), (623, 667430), (890, 467201), (1085, 383234), (1246, 333715), (2153, 193130), (2170, 191617), (2759, 150710), (3115, 133486), (4306, 96565), (5518, 75355), (6230, 66743), (10765, 38626), (13795, 30142), (15071, 27590), (19313, 21530)]