About the Number

2849408940

2849408939 ← → 2849408941

2進数表記:10101001110101101000011110101100

漢数字表記:二十八億四千九百四十万八千九百四十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 353 1 × 19219 1

素因数の和:19591
約数の個数: 96
約数和(自身を含む): 9144414720
約数和(自身を除く): 6295005780

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 353, 420, 706, 1059, 1412, 1765, 2118, 2471, 3530, 4236, 4942, 5295, 7060, 7413, 9884, 10590, 12355, 14826, 19219, 21180, 24710, 29652, 37065, 38438, 49420, 57657, 74130, 76876, 96095, 115314, 134533, 148260, 192190, 230628, 269066, 288285, 384380, 403599, 538132, 576570, 672665, 807198, 1153140, 1345330, 1614396, 2017995, 2690660, 4035990, 6784307, 8071980, 13568614, 20352921, 27137228, 33921535, 40705842, 47490149, 67843070, 81411684, 94980298, 101764605, 135686140, 142470447, 189960596, 203529210, 237450745, 284940894, 407058420, 474901490, 569881788, 712352235, 949802980, 1424704470, 2849408940]

約数ペア:
[(1, 2849408940), (2, 1424704470), (3, 949802980), (4, 712352235), (5, 569881788), (6, 474901490), (7, 407058420), (10, 284940894), (12, 237450745), (14, 203529210), (15, 189960596), (20, 142470447), (21, 135686140), (28, 101764605), (30, 94980298), (35, 81411684), (42, 67843070), (60, 47490149), (70, 40705842), (84, 33921535), (105, 27137228), (140, 20352921), (210, 13568614), (353, 8071980), (420, 6784307), (706, 4035990), (1059, 2690660), (1412, 2017995), (1765, 1614396), (2118, 1345330), (2471, 1153140), (3530, 807198), (4236, 672665), (4942, 576570), (5295, 538132), (7060, 403599), (7413, 384380), (9884, 288285), (10590, 269066), (12355, 230628), (14826, 192190), (19219, 148260), (21180, 134533), (24710, 115314), (29652, 96095), (37065, 76876), (38438, 74130), (49420, 57657)]

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